title: Contamination of native fish stock by hexachlorobenzene and polychlorinated biphenyl residues.
mesh_terms: D000818:Animals; D002722:Chlorobenzenes / Q000032:analysis*; D005399:Fishes; D005860:Germany, West; D006581:Hexachlorobenzene / Q000032:analysis*; D011078:Polychlorinated Biphenyls / Q000032:analysis*; D014873:Water Pollutants / Q000032:analysis*; D014874:Water Pollutants, Chemical / Q000032:analysis*
chemical_list: D002722:Chlorobenzenes; D014873:Water Pollutants; D014874:Water Pollutants, Chemical; D006581:Hexachlorobenzene; D011078:Polychlorinated Biphenyls